1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
use crate::cache::Cache;
use crate::cache_structures::Cachable;
use crate::utils::{gen_uid, UID};
use redis::{Commands, Connection, RedisResult, ToRedisArgs};
use std::net::SocketAddr;
use std::str::FromStr;
use std::string::ToString;
pub struct CacheSocket {
conn: Connection,
name: String,
pub uid: UID,
pub ip: String,
pub port: u16,
}
impl<'a> CacheSocket {
pub fn new_with_uid(uid: UID) -> Self {
let conn = Cache::new().expect("Couldn't establish connection to caching server");
Self {
conn: conn,
name: String::from("Socket"),
uid: uid,
ip: String::new(),
port: 0,
}
}
pub fn new() -> Self {
let conn = Cache::new().expect("Couldn't establish connection to caching server");
Self {
conn: conn,
name: String::from("Socket"),
uid: gen_uid(),
ip: String::new(),
port: 0,
}
}
pub fn set_address(&mut self, addr: &SocketAddr) -> &mut Self {
let ip = format!("{}", addr.ip());
self.ip = String::from(ip);
self.port = addr.port();
self
}
pub fn set_ip(&mut self, ip: &'a str) -> &mut Self {
self.ip = String::from(ip);
self
}
pub fn set_port(&mut self, port: u16) -> &mut Self {
self.port = port;
self
}
pub fn set_value<F: ToRedisArgs + ToString, V: ToRedisArgs + ToString>(
&mut self,
field: F,
value: V,
) -> RedisResult<()> {
let tag = self.create_tag(field.to_string().as_str(), &value);
self.conn.set(tag.0, tag.1)?;
Ok(())
}
pub fn get_value<T: FromStr + std::fmt::Debug>(&mut self, field_name: &'a str) -> Option<T>
where
T::Err: std::fmt::Debug,
{
let key = self.make_key(field_name);
let result: Option<String> = match self.conn.get(key) {
Ok(result) => Some(result),
Err(_) => None,
};
if result.is_some() {
return Some(
result
.unwrap()
.parse::<T>()
.expect("Couldn't parse result form redis to appropriate type"),
);
} else {
return None;
}
}
}
impl Cachable for CacheSocket {
fn dump(&mut self) -> RedisResult<()> {
let ip = self.create_tag("ip", &self.ip);
let port = self.create_tag("port", &self.port);
let uid = self.create_tag("uid", &self.uid);
self.conn.set_multiple(&vec![ip, port, uid])?;
Ok(())
}
fn load(mut self) -> RedisResult<Self> {
let ip: String = self.conn.get(self.make_key("ip"))?;
let port: String = self.conn.get(self.make_key("port"))?;
self.ip = ip;
self.port = port
.parse::<u16>()
.expect("Couldn't not parse `port` to a number when deserializing from redis.");
Ok(self)
}
fn destruct(mut self) -> RedisResult<()> {
let ip = self.make_key("ip");
let port = self.make_key("port");
let uid = self.make_key("uid");
self.conn.del(ip)?;
self.conn.del(port)?;
self.conn.del(uid)?;
Ok(())
}
fn uid(&self) -> UID {
self.uid
}
fn name(&self) -> &str {
self.name.as_str()
}
}